package Month10;

public class homework4
{
    public static void main(String[] args)
    {
        sqstack s = new sqstack();
        System.out.println("初始:"+s.isEmpty());

        char[] arr ={'a','b','c','d','e'};
        s.intoStack(arr);
        System.out.println("入栈:"+s.isEmpty());

        s.outStack(arr.length);
        System.out.println("出栈:"+s.isEmpty());

    }
}
